This alternate circuit board will have a different serial number and a different chip number.If you want to spend more money for a circuit board with the same number, you will need to click on the button (above) for all replacements too see if the original is stocked.This alternate replacement is made by the same manufacturer with the same durability and quality.This alternate replacement has been verified as a working replacement.See below for feature changes or feature loss (if any).See below for install instructions (if any are needed).

Cross Reference Verification

Step 1 of 2:Make sure your circuit board's serial number is in this list.Tip: The circuit board's serial number is on a sticker on the circuit board (this is not the box's number).Tip: Only the first five digits are need to verify the serial number.Tip: Sometimes the serial number is shown as P/N (part number).Tip: The image above shows an example of a serial number sticker.

Serial Numbers:

52709

BAL52709

52709-01

Step 2 of 2:Make sure your circuit board's chip number is in this list.Tip: The whole chip number is on a sticker located on the circuit board.Tip: This is a different sticker than the serial number sticker.Tip: The image above shows an example of a chip number sticker.

Chip Numbers:

137R1A

137R1B

137R1C

137

137R1

137R1(x)

Additional Cross Ref., Compatibility & Installation

Changes in functionality:This replacement circuit board is compatible with the original topside control panel, however, the the button order will be changed.For example, pushing the Light button will turn the Jet on/off.Pushing the Jet button will turn the Light on/off.Another example, if you have two buttons for adjusting the temperature (Up and Down), these buttons become combined into one button.(The ability to adjust the temperature is still there.)Everything else will function as before.